Topic evolution based on LDA and HMM and its application in stem cell research.
Qingqiang WuCaiDong ZhangQingqi HongLiyan ChenPublished in: J. Inf. Sci. (2014)
Keyphrases
- stem cell
- latent dirichlet allocation
- topic models
- topic modeling
- hidden markov models
- bone marrow
- topic discovery
- linear discriminant analysis
- latent topics
- generative model
- lda model
- variational inference
- topic specific
- latent variables
- discriminant analysis
- speech recognition
- handwritten word recognition
- gesture recognition
- text mining
- latent variable models
- probabilistic topic models
- machine learning
- linear discriminate analysis
- latent semantic analysis
- dimensionality reduction
- co occurrence
- principal component analysis
- knowledge discovery
- probabilistic model
- feature space
- feature extraction